Archives: Solution Manual
978-0072957167 Chapter 11
Solutions Manual for Digital Communications, 5th Edition (Chapter 11) 1 Prepared by Kostas Stamatiou January 15, 2008 1PROPRIETARY MATERIAL. c The McGraw-Hill Companies, Inc. All rights reserved. No part of this Manual may be displayed, reproduced or distributed in any […]
978-0072957167 Chapter 10
Solutions Manual for Digital Communications, 5th Edition (Chapter 10) 1 Prepared by Kostas Stamatiou January 15, 2008 1PROPRIETARY MATERIAL. c The McGraw-Hill Companies, Inc. All rights reserved. No part of this Manual may be displayed, reproduced or distributed in any […]
978-0072957167 Chapter 9 Part 3
38 Thus, the autocorrelation function of the noise at the output of the equalizer is : where c(k) denotes the discrete time impulse response of the equalizer. Therefore, the autocorrela- tion sequence of the noise at the output of the […]
978-0072957167 Chapter 9 Part 2
21 The output of the matched filter is sampled at t=Tand the samples are passed to the detector. The detector is a simple threshold device that decides if a binary 1 or 0 was transmitted depending on the sign of […]
978-0072957167 Chapter 9 Part 1
Solutions Manual for Digital Communications, 5th Edition (Chapter 9) 1 Prepared by Kostas Stamatiou January 15, 2008 1PROPRIETARY MATERIAL. c The McGraw-Hill Companies, Inc. All rights reserved. No part of this Manual may be displayed, reproduced or distributed in any […]
978-0072957167 Chapter 8 Part 2
20 YZ2 YZ2 YZ2 Y2Z3 Y2Z3 Y2Z2 Y2Z2 Z 1 YZ YZ YZ YZ and we have the following equations Xb=Y Z2Xa+Y Z2Xb+Y ZXc+Y ZX2 Xc=Y Z2Xa+Y Z2Xb+Y ZXc+Y ZXd Xd=Y2Z2Xa+Y2Z2Xb+Y2Z3Xc+Y2Z3Xd Xe=Xb+ZXc+ZXd from which, after eliminating, we obtain T(Y, Z) […]
978-0072957167 Chapter 8 Part 1
Solutions Manual for Digital Communications, 5th Edition (Chapter 8) 1 Prepared by Kostas Stamatiou January 30, 2008 1PROPRIETARY MATERIAL. c The McGraw-Hill Companies, Inc. All rights reserved. No part of this Manual may be displayed, reproduced or distributed in any […]
978-0072957167 Chapter 7 Part 2
19 and G= [I P ], 1 0 0 1 1 0 2. H= 0 1 1 0 1 0 1 1 0 1 0 0 1 0 1 […]
978-0072957167 Chapter 7 Part 1
Solutions Manual for Digital Communications, 5th Edition (Chapter 7) 1 Prepared by Kostas Stamatiou January 11, 2008 1PROPRIETARY MATERIAL. c The McGraw-Hill Companies, Inc. All rights reserved. No part of this Manual may be displayed, reproduced or distributed in any […]
978-0072957167 Chapter 6 Part 3
PROPRIETARY MATERIAL. c The McGraw-Hill Companies, Inc. All rights reserved. No part of this Manual may be displayed, reproduced or distributed in any form or by any means, without the prior written permission of the publisher, or used beyond the […]
978-0072957167 Chapter 6 Part 2
21 Problem 6.28 1. We have H(X) = −Pi=1 52−ilog22−i−1 32 log21 32 = 31/16 = 1.9375 and H(Y) = log26 = 2. For Xthe Huffman tree is ✉ ✉ ❅ ❅ 1/16 ❡❡ ✓ ✓ ✓ 1/8 […]
978-0072957167 Chapter 6 Part 1
Solutions Manual for Digital Communications, 5th Edition (Chapter 6) 1 Prepared by Kostas Stamatiou January 11, 2008 1PROPRIETARY MATERIAL. c The McGraw-Hill Companies, Inc. All rights reserved. No part of this Manual may be displayed, reproduced or distributed in any […]
978-0072957167 Chapter 5
Solutions Manual for Digital Communications, 5th Edition (Chapter 5) 1 Prepared by Kostas Stamatiou January 11, 2008 1PROPRIETARY MATERIAL. c The McGraw-Hill Companies, Inc. All rights reserved. No part of this Manual may be displayed, reproduced or distributed in any […]
978-0072957167 Chapter 4 Part 4
53 1. For detection of m1, we treat m2as a RV taking 1 or 2 with equal probability. The detection rule is arg max s1∈{−1,1} pn1(r1−s1−α)pn2(r2−β) + pn1(r1−s1+α)pn2(r2+β) similarly for detection of m2we have (s21,s22)∈{(α,β),(−α,−β)} These relations reduce to D+1 […]
978-0072957167 Chapter 4 Part 3
41 hence, D1⇔Z1 e−(r1−2A)2+(r2−2)2 N0dA > Z1 e−(r1+2A)2+(r2+2)2 N0dA ⇔e 0 e−4A2−4r1A 0 e−4A2+4r1A ⇔4r2 N0 + ln Z1 0 e−4A2−4r1A N0dA > −4r2 N0 + ln Z1 0 e−4A2+4r1A N0dA ⇔r2>N0 8ln g(r1) g(−r1) where N0dA 4r2 N0Z1 N0dA […]
978-0072957167 Chapter 4 Part 2
21 At the sampling instant t=t0=T, the signal component at the output of the matched filter is y(T) = Z∞ −∞ Y(f)ej2πfT df =Z∞ −∞ s(τ)g(T−τ)dτ |S(f)|2 Problem 4.23 1. The number of bits per symbol is k=4800 R=4800 2400 […]
978-0072957167 Chapter 4 Part 1
Solutions Manual for Digital Communications, 5th Edition (Chapter 4) 1 Prepared by Kostas Stamatiou January 11, 2008 1PROPRIETARY MATERIAL. c The McGraw-Hill Companies, Inc. All rights reserved. No part of this Manual may be displayed, reproduced or distributed in any […]
978-0072957167 Chapter 3 Part 2
17 1. Since : µa= 0, σ2 a= 1,we have : Sss(f) = 1 T|G(f)|2.But : G(f) = T 2 sin πfT/2 πfT /2e−j2πf T /4−T 2 sin πfT/2 πfT /2e−j2πf 3T /4 sin πfT/2 2. For non-independent information sequence […]
978-0072957167 Chapter 3 Part 1
Solutions Manual for Digital Communications, 5th Edition (Chapter 3) 1 Prepared by Kostas Stamatiou January 11, 2008 1PROPRIETARY MATERIAL. c The McGraw-Hill Companies, Inc. All rights reserved. No part of this Manual may be displayed, reproduced or distributed in any […]
978-0072957167 Chapter 2 Part 3
32 The power density spectrum is S(f) = P∞ k=−∞ R(k)e−j2πfk =P−1 k=−∞ 1 2−ke−j2πfk +P∞ k=0 1 2ke−j2πfk Problem 2.48 We will denote the discrete-time process by the subscript dand the continuous-time (analog) process by the subscript a. Also, […]
978-0072957167 Chapter 2 Part 2
Problem 2.28 1) By Chernov bound, for t > 0, P[X≥α]≤e−tαE[etX ] = e−tαΘX(t) This is true for all t > 0, hence ln P[X≥α]≤min t≥0[−tα + ln ΘX(t)] = −max t≥0[tα −ln ΘX(t)] 2) Here ln P[Sn≥α] = ln […]
978-0072957167 Chapter 2 Part 1
Solutions Manual for Digital Communications, 5th Edition (Chapter 2) 1 Prepared by Kostas Stamatiou January 11, 2008 1PROPRIETARY MATERIAL. c The McGraw-Hill Companies, Inc. All rights reserved. No part of this Manual may be displayed, reproduced or distributed in any […]
Chemical Engineering Chapter 8
Chemical Engineering Chapter 7
Chemical Engineering Chapter 6
Chemical Engineering Chapter 5
Chemical Engineering Chapter 4
Chemical Engineering Chapter 3
Chemical Engineering Chapter 2
978-1506369594 Discussion Question
Discussion Questions Chapter 1: Business and Professional Excellence in the Workplace 1. What are the contexts for business and professional excellence? 2. Why is it important to study communication? 3. Why must a speaker consider all the elements in the […]
978-1506369594 Chapter 14 Lecture Note
Lecture Notes Chapter 14: Work–Life Balance Learning Objectives 14.1. Discuss the impact of work–life balance on professional excellence 14.2. Define work–life balance 14.3. Identify the triggers to imbalance 14.4. Develop strategies for achieving work–life balance 14.5. Apply the KEYS approach […]
978-1506369594 Chapter 13 Lecture Note
Lecture Notes Chapter 13: Delivering A Speech With Professional Excellence Learning Objectives 13.1. Explain how to overcome your fears of public speaking and deliver a presentation with professional excellence 13.2. Explain how to use supporting aids effectively 13.3. Explain the […]
978-1506369594 Chapter 12 Lecture Note
Lecture Notes Chapter 12: Speech Design Learning Objectives 12.1. Analyze audience and context 12.2. Explain how to gather research for your speeches 12.3. Organize the body of a speech and incorporate effective transitions 12.4. Develop effective introductions and conclusions 12.5. […]
978-1506369594 Chapter 11 Lecture Note
Lecture Notes Chapter 11: Informing and Persuading Learning Objectives 11.1. Discuss the importance of professional excellence in public speaking 11.2. Identify presenting opportunities 11.3. Define the purpose of a presentation 11.4. Design an informative speech 11.5. Design a persuasive speech […]
978-1506369594 Chapter 10 Lecture Note
Lecture Notes Chapter 10: Leadership and Conflict Management Learning Objectives 10.1. Discuss what constitutes leadership and power 10.2. Explain the relationship between leadership theory and communication 10.3. Discuss communication strategies for hiring quality employees 10.4. Describe ways to lead effective […]
978-1506369594 Chapter 9 Lecture Note
Lecture Notes Chapter 9: Business and Professional Writing Learning Objectives 9.1. Explain the impact of written communication on professional excellence 9.2. Describe the different indirect messages sent with written communication 9.3. Discuss the different types of written communication 9.4. Apply […]
978-1506369594 Chapter 8 Lecture Note
Lecture Notes Chapter 8: Technology in the Workplace Learning Objectives 8.1. Discuss the impact technology has on business and professional communication 8.2. Explain how emotion is expressed with technology 8.3. Discuss how the drawbacks of technology can prevent you from […]
978-1506369594 Chapter 7 Lecture Note
Lecture Notes Chapter 7: Strengthening Teams and Conducting Meetings Learning Objectives 7.1. Distinguish between a group and a team 7.2. Explain the impact of the environment, the topic(s), and the participants on communication within meetings 7.3. Analyze the roles and […]
978-1506369594 Chapter 6 Lecture Note
Lecture Notes Chapter 6: Interpersonal Communication at Work Learning Objectives 6.1. Define interpersonal communication 6.2. Describe different kinds of workplace relationships 6.3. Explain the difference between professional and personal communication 6.4. Discuss professional etiquette in the workplace 6.5. Apply the […]
978-1506369594 Chapter 5 Lecture Note
Lecture Notes Chapter 5: Getting to Know Your Diverse Workplace Learning Objectives 5.1. Describe each phase of the assimilation process 5.2. Assess the culture in your organization 5.3. Define key concepts related to diversity in the workplace and the important […]
978-1506369594 Chapter 4 Lecture Note
Lecture Notes Chapter 4: Résumés, Interviews, and Negotiation Learning Objectives 4.1. Identify the six stages of the job-seeking process 4.2. Explain the important role of exploring and researching in the job-seeking process 4.3. Develop a customized résumé and cover letter […]
978-1506369594 Chapter 3 Lecture Note
Lecture Notes Chapter 3: Listening Learning Objectives 3.1. Explain the difference between hearing and listening 3.2. Discuss the barriers to listening and how to avoid them 3.3. Describe strategies for developing and sustaining professional excellence using active listening skills 3.4. […]
978-1506369594 Chapter 2 Lecture Note
Lecture Notes Chapter 2: Verbal and Nonverbal Communication Learning Objectives 2.1. Define verbal communication 2.2. Define nonverbal communication 2.3. Appraise your verbal and nonverbal communication skills 2.4. Discuss examples of how verbal and nonverbal communication are related 2.5. Apply the […]
978-1506369594 Chapter 1 Lecture Note
Lecture Notes Chapter 1: Business and Professional Excellence in the Workplace Learning Objectives 1.1. Define professional excellence and communication 1.2. Identify business and professional communication contexts 1.3. Identify the four KEYS to communication in the workplace 1.4. Discuss the importance […]
Communications Chapter 20 Ethics Overview Doubt You Understand The Importance Introducing Students The Ethical
CHAPTER 20 Ethics Overview No doubt you understand the importance of introducing students to the ethical problems facing journalists. This chapter is designed to help you do so. It begins with a discussion of Then it covers three important ethical […]
Communications Chapter 19 Part Seven Rights And Responsibilities Media Law Overview The Basics The
PART SEVEN: RIGHTS AND RESPONSIBILITIES CHAPTER 19 Media Law Overview The basics of the law its protections and its limitations ability to maintain confidentiality of sources. We discuss those, a bit tentatively, because of variations from state to state and […]
Communications Chapter 18 Public Relations Overview Many Others Might Start Out News But Eventually
CHAPTER 18 Public Relations Overview Many others might start out in news but eventually end up in some area of public relations. The stereotype of public relations students is that they want to go into the field because they like […]
Communications Chapter 17 Part Six Specialized Techniques Investigative And Datadriven Reporting Overview The Foundation
275 PART SIX: SPECIALIZED TECHNIQUES CHAPTER 17 Investigative and Data-Driven Reporting Overview The foundation of this chapter is the discussion of the sources and techniques of investigative reporting, traditional as well as computer-based. The chapter starts with a discussion of […]
Communications Chapter 16 Business And Consumer News Overview With The Proliferation Cable Channels Devoted
259 CHAPTER 16 Business and Consumer News Overview With the proliferation of cable channels devoted to business, specialized business websites and online financial tools, the public has become increasingly involved and sophisticated. Beginning business reporters must master new sources and […]
Communications Chapter 15 Each Agency They Should Note That Might Also Possible Locate Relative The
each agency. They should note that it might also be possible to locate a relative of the child believed drowned. That could provide a useful (though perhaps awkward) interview. b. Tornadoes, hurricanes and earthquakes typically cause damage of such a […]